-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 EysKLGCZQoUYvqzQVi+xlUONLqMIN9Eftr4553Wr/96ie8PE0KxUVJyZQxbhK0uP
 90AVSPX4q8UJKjlcSBIZng==

<SEC-DOCUMENT>0000950131-03-002922.txt : 20030515
<SEC-HEADER>0000950131-03-002922.hdr.sgml : 20030515
<ACCEPTANCE-DATETIME>20030515115056
ACCESSION NUMBER:		0000950131-03-002922
CONFORMED SUBMISSION TYPE:	10-Q
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20030331
FILED AS OF DATE:		20030515

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NANOPHASE TECHNOLOGIES CORPORATION
		CENTRAL INDEX KEY:			0000883107
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS PRIMARY METAL PRODUCTS [3390]
		IRS NUMBER:				363687863
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		10-Q
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22333
		FILM NUMBER:		03702227

	BUSINESS ADDRESS:	
		STREET 1:		453 COMMERCE ST
		CITY:			BURR RIDGE
		STATE:			IL
		ZIP:			60521
		BUSINESS PHONE:		6303231200

	MAIL ADDRESS:	
		STREET 1:		453 COMMERCE STREET
		CITY:			BURR RIDGE
		STATE:			IL
		ZIP:			60521
</SEC-HEADER>
<DOCUMENT>
<TYPE>10-Q
<SEQUENCE>1
<FILENAME>d10q.htm
<DESCRIPTION>FORM 10-Q
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>dex991.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>4
<FILENAME>dex992.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350
</DOCUMENT>
</SUBMISSION>